/***********************
* Johnny Jetpack
* by Paul Adam and Jamie Bradley
* 
* drawfuel.c
*
* this file contains all the functions needed to place a fuel cans
* in the game environment.
*************************/



#include <glut.h>
#include <GL/gl.h>
#include <GL/glu.h>

#include "johnny.h"



void DrawFuelCan(int x, int y, int z)
{
	glPushMatrix();
	glTranslatef(x,y,z);
	glMaterialfv (GL_FRONT_AND_BACK, GL_DIFFUSE, green);
	glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT, green);
	fuelcan_default();
	glPopMatrix();
}


void DrawFuelCans(int fuelcan[][6], int numfuelcans)
{
	int i;
	
	for(i=0; i<numfuelcans; i++)
	{
		DrawFuelCan(fuelcan[i][XMin], fuelcan[i][YMin], fuelcan[i][ZMin]);
	}


}



void StoreFuelCanBound(int x, int y, int z,int index)
{
	FuelCans[index][XMin] = x - 30;
	FuelCans[index][XMax] = x + 30;
	FuelCans[index][YMin] = y;
	FuelCans[index][YMax] = y + 80;
	FuelCans[index][ZMin] = z - 30;
	FuelCans[index][ZMax] = z + 30;

}

void InitializeFuelCans(void)
{
	
	switch(Level)
	{
		case 0:
			
			StoreFuelCanBound(20,20,20,0);
			StoreFuelCanBound(0,330,600,1);
			StoreFuelCanBound(383,500,900,2);
			StoreFuelCanBound(233,223,2440,3);
			StoreFuelCanBound(500,333,-2499,4);
			StoreFuelCanBound(294,2208,589,5);
			StoreFuelCanBound(2904,390,348,6);
			NumFuelCans = 7;
			break;
	}
}


void RemoveFuelCan(int index)
{
	
	(NumFuelCans)--;
	
	FuelCans[index][XMin] = FuelCans[NumFuelCans][XMin];
	FuelCans[index][XMax] = FuelCans[NumFuelCans][XMax];
	FuelCans[index][YMin] = FuelCans[NumFuelCans][YMin];
	FuelCans[index][YMax] = FuelCans[NumFuelCans][YMax];
	FuelCans[index][ZMin] = FuelCans[NumFuelCans][ZMin];
	FuelCans[index][ZMax] = FuelCans[NumFuelCans][ZMax];
	
}


detectFuelCanCollision(void)
{
	int index = 9999;
	
	
	index = detectObjectCollisions(FuelCans, NumFuelCans);
	
	if (index != 9999)
	{
		
		RemoveFuelCan(index);
		Fuel += 200;
		
	}
}